package com.mv.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.mv.pojo.Card;
import org.apache.ibatis.annotations.Select;

import java.util.List;

public interface CardMapper extends BaseMapper<Card> {
    @Select("select id from card where user_id = #{id}")
    List<String> getCardId(Integer id);
}
